Analysis
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max time kernel
137s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
10/02/2023, 20:23
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/71f9bc633d9d0064faea203217164ac41f8b6339
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
http:///root/sample/71f9bc633d9d0064faea203217164ac41f8b6339
Resource
win10v2004-20220812-en
General
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Target
http:///root/sample/71f9bc633d9d0064faea203217164ac41f8b6339
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000605dd3e3bd99984ea37cabb7e8ebfaf4000000000200000000001066000000010000200000006274cae1e8870ea41709c4e9e4a0efd353b83c589f20f75f454281bf56134c30000000000e8000000002000020000000a108161e621f706abbc687feb994375d84242e2cb0f16bdc1831a418c36eb9e120000000feb32ab9f59f54df28cb1dc7fc571a0a91bc49807bb4f970f670e7f68f0d34ed400000004e3a8f14e49d11e4897d03bdbea80164bc0877dcad15c4ef954cbd4810f81e83e5624d7cc845d516fecf8020820d665598ecbea7ab45f7160ee378c656cdaed5 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014381" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014381" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000605dd3e3bd99984ea37cabb7e8ebfaf400000000020000000000106600000001000020000000847ff9a21f15d9c1fbc22ac0b3afdcde8cd643528a4108428b484bc86aa62126000000000e80000000020000200000008b28a7ff6ddb03385cc928549e8b2712bf5f8d4b6c73ccc2ee21dba48ba04281200000000b0928884ec7abebed62632a131b037d2b63fb0381246783d6584fe897787d7b400000008769506222983eeb66903c7b0263d9730ed83bf568d1a4707b53c8c8be59202fc9c36134d0275a7b91eb83e11ad2fc39b8ce676be2c81734956b0c1351de91b5 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3875700112" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{1192A5E2-A9E1-11ED-AECB-5203DB9D3E0F} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60ea58f1ed3dd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382263860" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3875700112" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3980387028" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e0f68af1ed3dd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31014381" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 704 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 704 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 704 iexplore.exe 704 iexplore.exe 2360 IEXPLORE.EXE 2360 IEXPLORE.EXE 2360 IEXPLORE.EXE 2360 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 704 wrote to memory of 2360 704 iexplore.exe 78 PID 704 wrote to memory of 2360 704 iexplore.exe 78 PID 704 wrote to memory of 2360 704 iexplore.exe 78
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/71f9bc633d9d0064faea203217164ac41f8b63391⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:704 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:704 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2360
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD51817d9f8c83af5a97f742f07f32fac7e
SHA1fac61ba5502036b356304703939a905467a7bd04
SHA25607448a3b03c29db66b8782361cc553ad689bc75964c8070d2cd795d0c03f5268
SHA512b9a071c1eb497a26f837c6826b6c7372cf1403d68a8b7adf1251f069492ec1539199303d13fd46e2fb85692b193ab87492624ed34a51b9cfc92d67ecbd638686
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD51a54f2c955cb9c9b53f32dfe077edad1
SHA19472315b5005b899ab5c1aecd2592a5a8272c325
SHA2567ff425fd661959d5573eac130b2630b5f9cbac23b1521b141fbdb70c3d803b1e
SHA512b836a4fbc1233c33b32742fc29cff692e31ef46a0eccacec5f82f0f8518fedfafa47c813da168ed7f4d75ace9577316bb7a858fee7470ded95fe165d2ddce618